<template>
  <div class='ratingselect'>
    <div class='rating-type border-1px'>
      <span
        class='block positive'
        :class='{active:selectType2===2}'
        @click='select(2,$event)'
      >{{desc.all}}
        <span class='count'>{{ratings.length}}</span>
      </span>
      <span
        class='block positive'
        :class='{active:selectType2===0}'
        @click='select(0,$event)'
      >{{desc.positive}}
        <span class='count'>{{positives.length}}</span>
      </span>
      <span
        class='block negative'
        :class='{active:selectType2===1}'
        @click='select(1,$event)'
      >{{desc.negative}}
        <span class='count'>{{negatives.length}}</span>
      </span>
    </div>
    <div
      class='switch'
      :class='{on:onlyContent2}'
      @click='toggleContent'
    >
      <span class='iconfont check-icon'>&#xe77d;</span>
      <span class='text'>只看有内容的评价</span>
    </div>
  </div>
</template>

<script>
const POSITIVE = 0
const NEGATIVE = 1
const ALL = 2
export default {
  name: 'ratings',
  props: {
    ratings: {
      type: Array,
      default () {
        return []
      }
    },
    selectType: {
      type: Number,
      default: ALL
    },
    onlyContent: {
      type: Boolean,
      default: false
    },
    desc: {
      type: Object,
      default () {
        return {
          all: '全部',
          positive: '满意',
          negative: '不满意'
        }
      }
    }
  },
  data () {
    return {
      selectType2: this.selectType,
      onlyContent2: this.onlyContent
    }
  },
  computed: {
    positives () {
      return this.ratings.filter((rating) => {
        return rating.rateType === POSITIVE
      })
    },
    negatives () {
      return this.ratings.filter((rating) => {
        return rating.rateType === NEGATIVE
      })
    }
  },
  methods: {
    select (type, event) {
      if (!event._constructed) {
        return
      }
      this.selectType2 = type
      this.$emit('ratingtypeSelect', type)
    },
    toggleContent (event) {
      if (!event._constructed) {
        return
      }
      this.onlyContent2 = !this.onlyContent2
      this.$emit('contentToggle', this.onlyContent2)
    }
  }
}
</script>

<style lang='stylus' scoped>
  @import '../../common/stylus/mixin'
  .ratingselect
    .rating-type
      padding: 18px 0
      margin: 0 18px
      border-1px(rgba(7,17,27,0.1))
      font-size: 0
      .block
        display: inline-block
        padding: 8px 12px
        border-radius: 1px
        margin-right: 8px
        font-size: 12px
        color:rgb(77,85,93)
        line-height: 16px
        &.active
          color: #fff
        .count
          font-size: 8px
          margin-left: 2px
        &.positive
          background: rgba(0,160,220,0.2)
          &.active
            background: rgb(0,160,220)
        &.negative
          background: rgba(77,85,93,0.2)
          &.active
            background: rgb(77,85,93)
    .switch
      padding: 12px 18px
      line-height: 24px
      border-bottom: 1px solid rgba(7,17,27,0.1)
      color: rgb(147,153,159)
      font-size: 0
      &.on
        .check-icon
          color: #00c850
      .check-icon
        display: inline-block
        vertical-align: top
        font-size: 24px
        margin-right: 4px
      .text
        display: inline-block
        vertical-align: top
        font-size: 12px
</style>
